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Improved build system's handling of verilator

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(Tim) Efthimis Kritikos 2023-03-05 23:11:18 +00:00
parent e8b84a38b6
commit 8070d4e58a
3 changed files with 41 additions and 2 deletions
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1
common.mk
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@ -13,6 +13,7 @@ NUMACTL=#numactl -m 0 -C 0,1 --
ifeq "${QUIET}" "1"
QUIET_AS = @echo ' AS '$@;
QUIET_CC = @echo ' CC '$@;
QUIET_VVP = @echo ' VVP '$@;
QUIET_IVERILOG = @echo ' IVERILOG '$@;
QUIET_VERILATOR = @echo ' VERILATOR '$@;

21
system/Makefile
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@ -29,14 +29,31 @@ MICROCODE=ucode.txt
NO_ASM=0
include ../common.mk
#build options
VERILATOR_OPTS += --cc --exe
#binary options
VERILATOR_OPTS += --trace-fst --threads 1 --autoflush
#linter options
VERILATOR_OPTS += -Wall --Wno-DECLFILENAME -Wno-SYNCASYNCNET -Wno-MULTIDRIVEN
#optimisation options
VERILATOR_OPTS += -x-assign fast --x-initial fast
#For testing use:
#VERILATOR_OPTS=-x-assign unique --x-initial unique
# COMPILING
${SYSTEM_VVP} : ${TOP_LEVEL_SOURCE} ${SOURCES} ${INCLUDES} ${EVENT_SIM_TESTBENCH}
${QUIET_IVERILOG}
${Q}iverilog -g2012 -o "$@" ${TOP_LEVEL_SOURCE} ${SOURCES} ${EVENT_SIM_TESTBENCH}
${VERILATOR_BIN}: ${VERILATOR_TESTBENCH} ${TOP_LEVEL_SOURCE} ${SOURCES} ${INCLUDES}
${VERILATOR_BIN}: ${VERILATOR_BIN}.mk
${Q}make ${MAKEOPTS} OPT_FAST="-O2 -march=native -mtune=native" -C obj_dir -f ../verilator_makefile Vsystem
${VERILATOR_BIN}.mk: ${VERILATOR_TESTBENCH} ${TOP_LEVEL_SOURCE} ${SOURCES} ${INCLUDES}
${QUIET_VERILATOR}
${Q}verilator --trace-fst --cc --exe --build -j 0 $^ -Wall --Wno-DECLFILENAME -Wno-SYNCASYNCNET -Wno-MULTIDRIVEN 2>&1 --threads 1 --autoflush >/dev/null #TODO: remove the silencing and make the generated Makefiles print quietly as well
${Q}verilator ${VERILATOR_OPTS} $^
.PHONY: clean
clean:

21
system/verilator_makefile Normal file
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@ -0,0 +1,21 @@
# This file is basicly to make verilator compilation look pretty.
# If the project doesn't compile it might be because verilator handles compilation
# differently and this patch doesn't work anymore. In such case remove everything
# except the include Vsystem.mk line and try again.
VM_DEFAULT_RULES=0
include Vsystem.mk
include ../../common.mk
%.o: %.cpp
${QUIET_CC}
${Q}$(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_FAST) -c -o $@ $<
$(VK_SLOW_OBJS): %.o: %.cpp
${QUIET_CC}
${Q}$(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_SLOW) -c -o $@ $<
$(VK_GLOBAL_OBJS): %.o: %.cpp
${QUIET_CC}
${Q}$(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_GLOBAL) -c -o $@ $<